Ukupholisa komoya kulapho iphampu yokushisa epholile emoyeni iyiyunithi emaphakathi yomoya esebenzisa umoya njengomthombo obandayo (wokushisa) kanye namanzi njengesimo esibandayo (sokushisa).Njengethuluzi elihlanganisiwe lakho kokubili imithombo ebandayo neyokushisa, iphampu yokushisa epholile emoyeni iqeda izingxenye eziningi ezisizayo njengemibhoshongo yokupholisa, amaphampu amanzi, ama-boilers kanye nezinhlelo zamapayipi ezihambisanayo.Uhlelo lunesakhiwo esilula, lulondoloza indawo yokufaka, ukugcinwa nokuphathwa okulula, futhi longa amandla, ikakhulukazi afanele izindawo ezingenazo izinsiza zamanzi.